salam to all memberz
mjhe plz koi aesi website batain jahan se me fsc ke chemistry ke topics ki videos dekh sko misal ke tor par 1 topic Mass spectrometry hai to is ke bare me kahan se videos dekho or dosre topics ke bare me bhi
plz batain
salam to all memberz
mjhe plz koi aesi website batain jahan se me fsc ke chemistry ke topics ki videos dekh sko misal ke tor par 1 topic Mass spectrometry hai to is ke bare me kahan se videos dekho or dosre topics ke bare me bhi
plz batain
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